Madhu Aneja and  Sapna Sharma,  Numerical Approach to a Mathematical Modeling of Bioconvection Due to Gyrotactic Micro-Organisms over a Nonlinear Inclined Stretching Sheet.   journal   = {International Journal of Mathematical and Computational Sciences}, [online]. World Academy of Science, Engineering and Technology.
    August 2018, vol. 141(9). 170 - 178
    [viewed 23 September 2019]. Available from: https://publications.waset.org/pdf/10009476.